gamergirl777
gamergirl777 gamergirl777
  • 01-12-2020
  • Mathematics
contestada

PLEASE HELP ME OUT I DONT UNDERSTAND

PLEASE HELP ME OUT I DONT UNDERSTAND class=

Respuesta :

catxnip
catxnip catxnip
  • 01-12-2020

Answer:

a.) x=12

b.) ∠A=50°

Step-by-step explanation:

See explanation on the other question. :D

Basically:

a.) All triangles' angles add up to 180°. Take all given values to set up an equation in which the sum is 180. Simplify and solve for x.

Result: x=12

b.) Insert the value of x into the given values of ∠A. Simplify.

Result: ∠A= 50°

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